Records of the Geological Survey of India, Volume 129, Part 5Government of India, 1994 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 208
... gravity and magnetic surveys in parts of Anantapur , Kolar and Tumkur districts have brought out the following features . The Bouguer gravity map has indicated the southern continuation of the Sandur Schist belt as isolated gravity ...
... gravity and magnetic surveys in parts of Anantapur , Kolar and Tumkur districts have brought out the following features . The Bouguer gravity map has indicated the southern continuation of the Sandur Schist belt as isolated gravity ...
Page 211
... Gravity stations ✪ Gravity low Gravity high N.Sreerama Murty , R. Ananda Reddy and D.Livingston dykes and associated granite gneisses and granitoids of Archaean age . Olivine lamproites of kimberlitic affinity have been noticed in the ...
... Gravity stations ✪ Gravity low Gravity high N.Sreerama Murty , R. Ananda Reddy and D.Livingston dykes and associated granite gneisses and granitoids of Archaean age . Olivine lamproites of kimberlitic affinity have been noticed in the ...
Page 213
... gravity high nosings superposed over the gravity low closures possibly correspond to the mafic intrusives . Geological ground checks of these areas are necessary to take up detailed geophysical surveys . Regional magnetic surveys have ...
... gravity high nosings superposed over the gravity low closures possibly correspond to the mafic intrusives . Geological ground checks of these areas are necessary to take up detailed geophysical surveys . Regional magnetic surveys have ...
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Common terms and phrases
acid volcanics amphibolite ANANTAPUR DISTRICT ANDHRA PRADESH anomaly zones anorthosite assessment auriferous banded iron formation beach ridges bedrock beds BIF bands biotite biotite gneiss block boreholes carried charnockite chert Chitradurga clay delineated deposits depth Dharwar dips dolerite drilling dykes east eastern emplaced ENE-WSW excavated exposed field season folds foliation foundation gabbro geochemical GEOLOGICAL MAP geophysical geotechnical investigations gneiss Gneissic gold mineralisation granite gneiss granulite gravity grey grout hornblende INDEX indicated intrusives joints KARNATAKA KERALA kimberlite laterite lignite limestone lineament located mafic magnetic metabasalt migmatites mineral mineralised zones NE-SW NNW-SSE NW-SE occur overburden pegmatite Plate power house PROJECT pyrite quartz quartz veins quartzite regional reservoir river rock types samples scale schist belt schistose sediments shear zone slope soil southern spillway sq km strike length structural studies sulphides surveys TAMIL NADU thickness traversed trenching trending tunnel ultramafic upto vertical weathered width